史密斯夫人邀请我们参加她女儿的婚礼。

___Mrs Smith invited us to her daughter's wedding.

史密斯女士是我们学校的校长。

___Mrs Smith is the principal of our school.

我得问问老婆今晚能不能出去吃饭。

I need to ask ___Mrs if we can go out for dinner tonight.